Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2013

Summary of Significant Accounting Policies (Tables)

Allowances for Doubtful Accounts Table

	Year Ended December 31,
	2013			2012			2011
	(In Thousands)
At beginning of period	$	1,085		$	1,849		$	2,590
Activity in the period:
Provision for doubtful accounts	374			(237		)	973
Account chargeoffs	(110		)	(527		)	(1,714		)
At end of period	$	1,349		$	1,085		$	1,849

Inventories Table

	December 31,
	2013		2012
	(In Thousands)
Finished goods	$	73,515	$	72,312
Raw materials	3,894		5,396
Parts and supplies	22,668		24,497
Work in progress	715		836
Total inventories	$	100,792	$	103,041

Property, Plant, and Equipment Table

Buildings	15 – 40 years
Barges and vessels	5 – 30 years
Machinery and equipment	2 – 20 years
Automobiles and trucks	4 years
Chemical plants	15 – 30 years

Goodwill Table

	Fluids		Production Testing			Compressco		Offshore Services		Maritech		Total
	(In Thousands)
Balance as of December 31, 2010	$	—	$	23,035		$	72,161	$	3,809	$	—	$	99,005
Goodwill adjustments	—		—			—		127		—		127
Balance as of December 31, 2011	—		23,035			72,161		3,936		—		99,132
Goodwill acquired during the year	—		90,472			—		—		—		90,472
Balance as of December 31, 2012	—		113,507			72,161		3,936		—		189,604
Goodwill adjustments	—		(1,445		)	—		—		—		(1,445		)
Balance as of December 31, 2013	$	—	$	112,062		$	72,161	$	3,936	$	—	$	188,159

Fair Value Measurements on a Recurring Basis Table

				Fair Value Measurements Using
	Total as of			Quoted Prices in Active Markets for Identical Assets or Liabilities			Significant Other Observable Inputs	Significant Unobservable Inputs
Description	Dec 31, 2013			(Level 1)			(Level 2)	(Level 3)
	(In Thousands)
Asset for foreign currency derivative contracts	$	104		$	104		—	—
Liability for foreign currency derivative contracts	(52		)	(52		)	—	—
Total	$	52

Fair Value Measurements on a Nonrecurring Basis Table

			Fair Value Measurements Using
	Total as of		Quoted Prices in Active Markets for Identical Assets or Liabilities		Significant Other Observable Inputs		Significant Unobservable Inputs		Year-to-Date Impairment
Description	Dec 31, 2013		(Level 1)		(Level 2)		(Level 3)		Losses
	(In Thousands)
Offshore Services assets	$	3,000	$	—	$	—	$	3,000	$	9,285
Other	—		—		—		—		293
Total	$	3,000							$	9,578

A summary of these nonrecurring fair value measurements as of December 31, 2012, using the fair value hierarchy is as follows:

			Fair Value Measurements Using
	Total as of		Quoted Prices in Active Markets for Identical Assets or Liabilities		Significant Other Observable Inputs		Significant Unobservable Inputs		Year-to-Date Impairment
Description	Dec 31, 2012		(Level 1)		(Level 2)		(Level 3)		Losses
	(In Thousands)
Offshore Services assets	$	14,000	$	—	$	—	$	14,000	$	8,360